#摄氏度华氏度转换代码
'''
print("你好")
print("你好")print("你好")
print("你好")
'''

TempStr = input('输入带有符号的温度')
if (TempStr[-1] in ['F', 'f']):
    C = ((eval(TempStr[0:-1]) - 32) / 1.8)
    print("转换后的温度为{:.2f}C".format(C))
elif (TempStr[-1] in ['C', 'c']):
    F = (1.8 * eval(TempStr[0:-1]) + 32)
    print("转换后的温度为{:.2f}F".format(F))
else:
    print('输入格式错误')
